Item No. Specifications Selection Performance Pump

DWO Model DWO Contents

Item No.

EBARA Stainless Steel Open Impeller Centrifugal Pumps

Specifications

Selection Chart

DWO1506 DWO2006

Performance Curve

Pump Dimensions

Sectional View

Motor Data

708

709

713

704 702

703

705

DWO3006

706

DWO4006

707

EBARA Fluid Handling www.pumpsebara.com (t) 803 327-5005 • (f) 803 327-5097

700 rev. 01/04

DWO Model DWO Model Designation


DWO

150

6

S2

MODEL TYPE DWO – Open Impeller centrifugal pump RATED HP 150 – 1.5HP 200 – 2HP 300 – 3HP 400 – 4HP HERTZ 6 – 60Hz PHASE/VOLT S2 – single phase, 230 Volt T2– three phase, 230/460 Volt


701 rev. 01/04

DWO Model DWO Specifications


Standard Size Suction Discharge

2- 21/2'' NPT Female Thread 2'' NPT Female Thread Suction and discharge nozzle equipped with external hose barb connection 2'' nozzle – 2 7/16'' O.D. 21/2'' nozzle – 3 1/8'' O.D.

Range of HP

1.5 HP to 4 HP

Range of Performance Capacity Head

to 250 GPM at 3450 RPM 35 to 65 feet at 3450 RPM

Liquid handled Type of liquid Solids Temperature Working pressure

Clean water 3 /4'' Spherical (2% by concentration) Maximum: 194°F (90°C) Maximum: 116 PSI (8 Bar)

Materials Casing Impeller (Open) Shaft Bracket Shaft Seal

AISI 304 Stainless Steel AISI 304 Stainless Steel AISI 304 Stainless Steel Aluminum Ceramic/Carbon/NBR

Direction of Rotation

Clockwise when viewed from motor end

Motor Type Speed HP rating Voltage Single Phase Three Phase Motor Casing

Insulation Class F TEFC/IP55 60 Hz, 3450 RPM (2 poles) 1.5HP - 4.0HP

Motor Protection Bearing

Optional

Consult factory for optional seal types

230 230/460V Aluminum Built-in overload protection (single phase) User provided (three phase) Ball Bearing


702 rev. 01/04

DWO Model DWO Selection Chart

Q m3 /h 0 Q l/min 0 H ft 60


10 200

20

30 400

40 600

50 800

60

70

1000

1200 20 H m

40

TOTAL HEAD

TOTAL HEAD

15

10 DWO 4006 4HP

20 5 DWO 2006 2HP

DWO 3006 3HP

DWO 1506 1.5HP

0

0 0 0


100 100

200

300 200

US GPM lmp GPM

703 rev. 01/04

DWO Model DWO Performance Curve DWO 1506 1.5HP



Synchronous Speed: 3450 RPM

704 rev. 01/04

DWO Model DWO Performance Curve DWO 2006 2HP




705 rev. 01/04

DWO Model DWO Performance curve DWO 3006 3HP




706 rev. 01/04

DWO Model DWO Performance curve DWO 4006 4HP




707 rev. 01/04

DWO Model DWO Dimensions


A

H1

H

Suc.

H2

Disch.

G

K

L

J E

F

D1

Dimensions: inch MODEL

HP

DWO1506 DWO2006 DWO3006 DWO4006

1.5 2 3 4

PUMP & MOTOR

SIZE Suc. 2" NPT 2" NPT 2.5" NPT 2.5" NPT

Disch. 2" NPT 2" NPT 2" NPT 2" NPT

A 75/8 75/8 75/8

B 143/8 143/8 153/8

C 77/8 77/8 81/2

D1 71/8 71/8 71/8

E 51/2 51/2 51/2

F 41/4 41/4 41/4

75/8

163/8

91/2

71/8

51/2

41/4

G 2 2 2 2

A 193 193 193 193

B 364 364 390 415

C 198.5 198.5 215.5 240.5

D1 180 180 180 180

E 140 140 140 140

F 107 107 107 107

G 50 50 50 50

H 10 10 10 10

H1 43/4 43/4 43/4 43/4

H2 51/4 51/4 51/4

J 5 /8 5 /8 5 /8

51/4

5

/8

K 3 /8 3 /8 3 /8 3

/8

L 3 /8 3 /8 3 /8

R 27/8 27/8 31/8

/8

31/8

L 9 9 9 9

R 74 74 78 78

3

Weight Lbs 1 phase/3 phase 36/34 42/38 /45 /53

Dimensions: mm MODEL DWO1506 DWO2006 DWO3006 DWO4006

HP

PUMP & MOTOR

SIZE

Suc. 1.5 2" NPT 2 2" NPT 3 2.5" NPT 4 2.5" NPT

Disch. 2" NPT 2" NPT 2" NPT 2" NPT


H 253 253 253 253

H1 120 120 120 120

H2 133 133 133 133

J 15 15 15 15

K 9 9 9 9

Weight kg 1 phase/3 phase 13.6/12.6 15.7/14.4 /16.9 /20

708 rev. 01/04

DWO Model DWO Exploded view


Location No. 1 3 4 7 11 14 15 18 23 24 26 30 32 34 75 77 92 93

Part Name Casing Motor bracket Casing cover Impeller Mechanical seal Fan Fan cover Casing Ring Capacitor Priming plug/Drain plug O-ring Splash ring Key Impeller nut Washer O-ring Lip seal (Pump side) Lip seal (Fan side)


Material 304 Stainless Steel Aluminum 304 Stainless Steel 304 Stainless Steel Carbon/Ceramic/NBR Polypropolene Steel – Single phase only 303 Stainless Steel NBR 304 Stainless Steel 304 Stainless Steel 304 Stainless Steel 304 Stainless Steel NBR – –

No. for 1 Unit 1 1 1 1 1 1 1 1 1 2 1 1 1 1 2 2 1 1

709 rev. 08/14

DWO Model DWO Mechanical Seal


REF. A

PART NAME Rotary Seal Ring

MATERIAL Ceramic

B

Stationary Seal Ring

Carbon graphite

C

O-ring

NBR

D

O-ring

NBR

E

O-ring

NBR

F

Self driving spring

AISI 316

G

Frame

AISI 304


710 rev. 01/04

DWO Model DWO Wiring Diagram


Single Phase

EBARA Fluid Handling www.pumpsebara.com (t) 803 327-5005 • (f) 803 327- 5097

711 rev. 01/04

DWO Model DWO Wiring Diagram


Three Phase

460V

230V


712 rev. 01/04

DWO Model DWO Electrical Data


Hz

Poles

Phase

Output (HP)

Voltage (V)

Applicable Model

60

2

Single

1.5 to 2

230

DWO

MOTOR MODEL

1506

2006

HP

1.5

2

kW

1.1

1.5

Phase

1

1

Poles

2

2

Volts

230

230

Amperes

6.6

9.8

3450

3450

F

F

20

20

Output NamePlate Rating

Speed Insulation Class Number Starts Per Hour Voltage Tolerance

%


±6%

713 rev. 01/04



Hz

Poles

Phase

Output (HP)

Voltage (V)

Applicable Model

60

2

Three

1.5 to 4

230

DWO

MOTOR MODEL

1506

2006

3006

4006

HP

1.5

2

3

4

kW

1.1

1.5

2.2

3

Phase

3

3

3

3

Poles

2

2

2

2

Volts

230

230

230

230

Amperes

3.6

5.9

8.1

11.1

3450

3450

3450

3450

F

F

F

F

20

20

20

20

Output NamePlate Rating


%


±6%

714 rev. 01/04



Hz

Poles

Phase

Output (HP)

Voltage (V)

Applicable Model

60

2

Three

1.5 to 4

460

DWO

1506

2006

3006

4006

HP

1.5

2

3

4

kW

1.1

1.5

2.2

3

Phase

3

3

3

3

Poles

2

2

2

2

Volts

460

460

460

460

Amperes

2.1

3.4

4.7

6.4

3450

3450

3450

3450

F

F

F

F

20

20

20

20

MOTOR MODEL Output NamePlate Rating


%


±6%

715 rev. 05/15

Item No. Specifications Selection Performance Pump

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